Amphidiadema
From dinoflaj3
AMPHIDIADEMA Cookson and Eisenack, 1960a, p.4. Emendation: Lentin and Williams, 1976, p.60–61. Type: Cookson and Eisenack, 1960a, pl.1, fig.11, as Amphidiadema denticulata.
Parent: Subfamily Deflandreoideae
Species List: